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It means the event is certain to happen.

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Q: What does it mean when an event has a probability of 1?
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What is the probibility of 1 mean?

A probability of 1 refers to an event that is certain to happen.A probability of 1 refers to an event that is certain to happen.A probability of 1 refers to an event that is certain to happen.A probability of 1 refers to an event that is certain to happen.


What does it mean for an event to have a probability of 1?

Probability is on a scale of 1 to 0 and 1 is that .an event will certainly happen whereas 0 is that an event will not happen


What does it mean to find the compliment of the probability of an event?

The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.


What does the probability of 1 mean?

The event will 100% occur.


What does 1 as an answer mean in probability?

It means that the event is certain to occur.


What do you mean by probability?

Probability is a measure of the expectation that an event will occur or a statement is true. Probabilities are given a value between 0 (will not occur) and 1 (will occur).[1] The higher the probability of an event, the more certain we are that the event will occur.


What does it mean to have a probability of 0.05?

It means that there is a probability or chance of 0.05 or 1 in 20 of observing the relevant event.


How do you find the probability of the complement of an event?

The probability of the complement of an event, i.e. of the event not happening, is 1 minus the probability of the event.


What is the probability of an event not occurring?

The probability of an event not occurring is 1 minus the probability of it occurring.


What is the probability of an event occurring to the probability that it will not occur?

The probability that an event will occur plus the probability that it will not occur equals 1.


Can -1.5 be the probability of an event?

No. The probability of an event ranges from 0 (the event will not happen) to 1 (the event will happen).


Probability of an impossible event is?

an impossible event has a probability of 0, it will never occur a certain event has a probability of 1, it will always occur